Petrified Forest National Park (Ariz.)]]> Petrified forests]]> American Alpine Club Photo Collection]]> .jpg]]> Arizona, 1900 to 1930]]> Rock climbing--Equipment and supplies]]> Allain, Pierre, 1904-2000.]]> ]]> Richard K. Irvin Collection]]> Photograph]]> Image]]> San Juan Mountains (Colo. and N.M.)]]> Needle Mountains (Colo.)]]> San Juan National Forest (Colo.)]]> Albert R. Ellingwood]]> jpg]]> Image]]> Colorado]]> San Juan Mountains (Colo. and N.M.)]]> Needle Mountains (Colo.)]]> San Juan National Forest (Colo.)]]> Albert R. Ellingwood]]> jpg]]> Image]]> Colorado]]> San Juan Mountains (Colo. and N.M.)]]> Needle Mountains (Colo.)]]> San Juan National Forest (Colo.)]]> Albert R. Ellingwood]]> jpg]]> Image]]> Colorado]]> San Juan Mountains (Colo. and N.M.)]]> Needle Mountains (Colo.)]]> San Juan National Forest (Colo.)]]> Albert R. Ellingwood]]> jpg]]> Image]]> Colorado]]> American Alpine Club Photo Collection]]> .jpg]]> Colorado, 1900 to 1930]]> American Alpine Club Photo Collection]]> .jpg]]> Colorado, 1900 to 1930]]> San Juan Mountains (Colo. and N.M.)]]> Needle Mountains (Colo.)]]> San Juan National Forest (Colo.)]]> Albert R. Ellingwood]]> jpg]]> Image]]> Colorado]]> American Alpine Club Photo Collection]]> .jpg]]> Colorado, 1900 to 1930]]>